Annotation of prex-old/boot/avr32/ngw100/bootinfo.c, Revision 1.2
1.1 nbrk 1: /*
2: * $Id$
3: */
4: /*-
5: * Copyright (c) 2005, Kohsuke Ohtani
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the author nor the names of any co-contributors
17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: #include <boot.h>
34: #include <platform.h>
1.2 ! nbrk 35: #include <uboot.h>
1.1 nbrk 36:
37: /*
38: * Setup boot information.
39: */
40: void
41: setup_bootinfo(struct boot_info **bpp)
42: {
43: struct boot_info *bp;
44: struct uboot_cframe *ucfp;
45:
46: bp = (struct boot_info *)BOOT_INFO;
47: memset(bp, 0, BOOT_INFO_SIZE);
48:
49: bp->archive = (u_long)ARCHIVE_START;
50:
51: /* video? huh. */
52: bp->video.text_x = 0;
53: bp->video.text_y = 0;
54:
1.2 ! nbrk 55: /*
! 56: * Try to ask first stage bootloader about physical memory.
! 57: */
! 58: printk("setup_bootinfo: fetching boot_params @0x%x", BOOT_PARAMS);
! 59: ucfp = uboot_map(BOOT_PARAMS);
! 60: if (ucfp != NULL) {
! 61: bp->main_mem.start = ucfp->ucf_memstart;
! 62: bp->main_mem.size = ucfp->ucf_memsize;
! 63: } else {
! 64: /* use defaults */
! 65: bp->main_mem.start = 0x10000000;
! 66: bp->main_mem.size = 0x02000000; /* 32MB */
! 67: }
! 68:
! 69: printk("setup_bootinfo: main memory start=%x size=%x (using %s values)\n",
! 70: (int)boot_info->main_mem.start,
! 71: (int)boot_info->main_mem.size,
! 72: ucfp == NULL ? "default" : "u-boot");
1.1 nbrk 73:
74: *bpp = bp;
75: }
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